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2 AD domains on different subnets

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Name: Damack13
Date: October 12, 2007 at 10:09:20 Pacific
OS: 2000/2003 sbs
CPU/Ram: n/a
Product: n/a
Comment:

Hi,

I'm hoping someone can help me with this scenario, which in general (with out the AD issue) would typically be common in a network with more than 254 clients on the same LAN.

Network description:
Primary network (Net1) where 2000 domain is hosted resides on this IP scheme:
LAN: 10.1.1.0
submask: 255.255.248.0
Gateway: 10.1.1.1
Router for this network is a SonicWall TZ170 (this is the gateway interface to the internet for the entire network)

This is the primary network above. We have a need to have a second network on a different subnet, specifically for testing.

We wanted to keep them separate, mainly because we have a 2003 SBS server as its own domain that has nothing to do with the primary domain (needs to be this way since it's for testing).

In this test network (Net2) the IP scheme is:
LAN: 10.1.2.0
Submask: 255.255.255.0
Gateway: 10.1.2.1

Linksys WRT54G (wireless turned off).

I currently have the wan port of this linksys router plugged in to a cable from the primary network. I've set the WAN settings (or internet settings) to have a static IP like the following:

IP: 10.1.1.250
Submask: 255.255.248.0
Gateway: 10.1.1.1

For the LAN side I have it set to:

IP: 10.1.2.1
Submask: 255.255.255.0
Gateway: 10.1.2.1

Now, with this config they way it is...I can reach the internet from the server on the 10.1.2.x network, however what I would like to do is browse the shares from either side, and even possibly be able to use My Network Places to see the server/PC's on each of the networks. This is the part I'm struggling with. I've tried adding in a route statement to the Linksys router, but that is not working. Any information here would be helpful...thanks!




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Response Number 1
Name: Curt R
Date: October 14, 2007 at 07:58:50 Pacific
Reply:

If it were me, I'd multihome the server with a second NIC and plug that one directly into the first network and do the routing internally on the server. Setup DHCP on the server to give the test clients their TCP/IP info and if you add the route properly, it should work as you want. As long as you don't point the production network towards the test network, it (production) won't see the test network.

I'm not overly familiar with SonicWall SOHO router's which is why I'd do it this way if it were me.

I use an OpenBSD box for my firewall/router and have it sitting between my SOHO router and my LAN. It does all routing and while I do leave the firewall on the SOHO unit enabled, I also run firewalling on the UNIX box. It's a lot more flexible than a SOHO router....or windows for that matter (not to mention more secure to boot).


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Response Number 2
Name: Damack13
Date: October 18, 2007 at 07:09:05 Pacific
Reply:

Thanks for the input. It will be a little more difficult to get a 2nd NIC on the this machine since it is a laptop running 2003 SBS. I know I could go buy one for the PCMCIA slot but don't think I could convince the boss to spend more money on it. Any other suggestions?


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